There is no other heavyweight sock that can make this claim

Internal pockets can accommodate most popular luggage trackers

which works to reduce rotational forces caused by oblique impacts by allowing the liner and shell to move independently of each other during a crash

with 200g insulation

self-fabric hook-and-loop cuff closures and a drawcord hem

Women's Merino Wool 3 Mid-weight Bottoms Attribute:Black There is no other heavyweightFine merino wool responsibly sourced from the grasslands of Patagonia and blended with Capilene polyester for improved wicking, durability and dry time 18. 9 micron gauge yarn; jersey knit construction Spandex for added stretch Low bulk elastic waistband brushed for next to skin softness Functional fly; gusseted crotch for unrestricted movement Slow washed without chlorine to prevent shrinkage; bluesign approved fabric Machine wash cold, tumble dry at